BBMHX — Bridge Builder Municipal High-Income Bond Fund
Data updated: 2026-09-11
BBMHX — Bridge Builder Municipal High-Income Bond Fund. Long Municipal - National Bond · $6.43B AUM. Holdings, fees, performance and SEC filings.
BBMHX Fund Overview
BBMHX — Bridge Builder Municipal High-Income Bond Fund is a US mutual fund managed by Bridge Builder Trust, categorised as Long Municipal - National Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Bridge Builder Trust
- Category: Long Municipal - National Bond
- Assets under management: $6.43B
- 1-year return: 9.3%
- Ticker: BBMHX
- SEC CIK: 0001567101
- SEC series ID: S000079794
- Share class ID: C000241161
BBMHX Holdings
Top 10 holdings of Bridge Builder Municipal High-Income Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Fidelity Inv Mmkt Govt-Inst | 2.18% |
| F/c US 2yr Note (cbt) Sep26 | 1.63% |
| Buckeye Oh Tobacco 5% 06/01/55 | 0.90% |
| F/c US 5yr Note (cbt) Sep26 | 0.80% |
| Puerto Rico Cmwlt V/r 11/01/51 | 0.71% |
| Puerto Rico Cmwlt V/r 11/01/43 | 0.69% |
| Puerto Rico Sal 4.75% 07/01/53 | 0.55% |
| Puerto Rico Sales Zcp 07/01/46 | 0.49% |
| Puerto Rico Sales 5% 07/01/58 | 0.44% |
| Public Fin Auth 5.75% 12/31/65 | 0.37% |
BBMHX Portfolio Allocation
Asset-class allocation of Bridge Builder Municipal High-Income Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 93.3% |
| Securitized | 3.9% |
| Real Estate | 2.4% |
| Cash & Equivalents | 2.2% |
BBMHX Performance
Total returns for BBMHX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 3.9% |
| 1 year | 9.3% |
| 3 years (annualised) | 5.9% |
BBMHX Risk Information
Risk metrics for BBMHX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 4.5%
BBMHX Costs and Fees
BBMHX costs about $16 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.16%
- Gross expense ratio: 0.39%
- Portfolio turnover: 30%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
BBMHX Cashflows
Over the 12 months to 2026-06, Bridge Builder Municipal High-Income Bond Fund had net inflows of $1.98B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $106.94M |
| 2026-05 | $124.90M |
| 2026-04 | −$31.11M |
| 2026-03 | $114.25M |
| 2026-02 | $164.65M |
| 2026-01 | $148.17M |
BBMHX Debt Constituents
Largest debt holdings of Bridge Builder Municipal High-Income Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Buckeye Oh Tobacco 5% 06/01/55 | 0.90% |
| Puerto Rico Cmwlt V/r 11/01/51 | 0.71% |
| Puerto Rico Sal 4.75% 07/01/53 | 0.55% |
| Puerto Rico Sales Zcp 07/01/46 | 0.49% |
| Puerto Rico Sales 5% 07/01/58 | 0.44% |
| Public Fin Auth 5.75% 12/31/65 | 0.37% |
| Tobacco Settlement 5% 06/01/46 | 0.36% |
| California St Muni 5% 12/31/43 | 0.32% |
| California Stwd 5.25% 12/01/56 | 0.29% |
| Puerto Rico SA 4.329% 07/01/40 | 0.29% |
BBMHX Prospectus and SEC Filings
Official Bridge Builder Municipal High-Income Bond Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-10-27
- Prospectus (485BPOS) — filed 2024-10-25
- Prospectus (485BPOS) — filed 2023-10-27
- Portfolio holdings (N-PORT) — filed 2026-08-26
- Portfolio holdings (N-PORT) — filed 2026-05-22
- Portfolio holdings (N-PORT) — filed 2026-02-23
- Annual census (N-CEN) — filed 2026-09-11
- Annual census (N-CEN) — filed 2025-09-11
Related Funds
Other Long Municipal - National Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.